Bathtub



FIG. 1 is a perspective view taken from the top, front and right end of a bathtub showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right end elevational view thereof, the left end being a mirror image of the right end;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a cross sectional view taken on line 7--7 of FIG. 2; and,

FIG. 8 is a cross sectional view taken on line 8--8 of FIG. 2. 

The ornamental design for a bathtub, as shown and described. 